delete the unnecessary python packages for rtd in requirements.txt

docs/requirements.txt

-alabaster==0.7.13
-arviz @ file:///home/conda/feedstock_root/build_artifacts/arviz_1600909298598/work
-astroid==2.4.2
-attrs==21.2.0
-Babel==2.12.1
-backcall==0.2.0
-beautifulsoup4==4.9.3
-boto3==1.17.105
-botocore==1.20.105
-brotlipy==0.7.0
-cached-property==1.5.2
-certifi==2021.5.30
-cffi @ file:///C:/ci/cffi_1613247308275/work
-cftime @ file:///D:/bld/cftime_1602504645041/work
-chardet @ file:///C:/ci/chardet_1607706910910/work
-click==8.0.1
-colorama==0.4.6
-convertdate @ file:///home/conda/feedstock_root/build_artifacts/convertdate_1599424212002/work
-cryptography @ file:///C:/ci/cryptography_1616769432139/work
-cycler==0.10.0
-Cython @ file:///D:/bld/cython_1602367529523/work
-datapackage==1.15.2
-decorator==4.4.2
-dnspython==1.16.0
-docutils==0.19
-ephem @ file:///D:/bld/ephem_1602326699649/work
-et-xmlfile==1.0.1
-eventlet @ file:///tmp/build/80754af9/eventlet_1620309081087/work
-fbprophet @ file:///D:/bld/fbprophet_1599365723319/work
-GeoAlchemy2==0.6.3
-greenlet @ file:///C:/ci/greenlet_1620913803175/work
-holidays @ file:///home/conda/feedstock_root/build_artifacts/holidays_1595448845196/work
-html5lib==1.1
-idna @ file:///home/linux1/recipes/ci/idna_1610986105248/work
-ijson==3.1.4
-imagesize==1.4.1
-importlib-metadata==6.6.0
-ipykernel==5.3.4
-ipython==7.18.1
-ipython-genutils==0.2.0
-isodate==0.6.0
-isort==5.7.0
-jdcal==1.4.1
-jedi==0.17.2
-Jinja2==3.1.2
-jmespath==0.10.0
-joblib==1.1.0
-jsonlines==2.0.0
-jsonpointer==2.1
-jsonschema==3.2.0
-jupyter-client==6.1.7
-jupyter-core==4.6.3
-kiwisolver @ file:///D:/bld/kiwisolver_1602517426007/work
-korean-lunar-calendar @ file:///home/conda/feedstock_root/build_artifacts/korean_lunar_calendar_1589354365811/work
-lazy-object-proxy==1.4.3
-linear-tsv==1.1.0
-LunarCalendar==0.0.9
-lxml==4.5.2
-markdown-it-py==2.2.0
-MarkupSafe==2.1.2
-matplotlib @ file:///D:/bld/matplotlib-suite_1602600992856/work
-mccabe==0.6.1
-mdit-py-plugins==0.3.5
-mdurl==0.1.2
-mkl-fft==1.2.0
-mkl-random==1.1.1
-mkl-service==2.3.0
 myst-parser==1.0.0
-netCDF4 @ file:///D:/bld/netcdf4_1602508808044/work
-networkx==2.6.3
-nose==1.3.7
-numpy @ file:///C:/ci/numpy_and_numpy_base_1596233945180/work
-oedialect==0.0.10
-oem2orm==0.2.6
-olefile @ file:///home/conda/feedstock_root/build_artifacts/olefile_1602866521163/work
-omi==0.0.6
-openpyxl @ file:///home/conda/feedstock_root/build_artifacts/openpyxl_1598029012711/work
-packaging==23.1
-pandas==1.1.3
-parso==0.7.1
-pickleshare==0.7.5
-Pillow @ file:///D:/bld/pillow_1602494159100/work
-plotly==4.10.0
-ply==3.11
-prompt-toolkit==3.0.7
-psycopg2-binary==2.9.1
-pycparser @ file:///tmp/build/80754af9/pycparser_1594388511720/work
-Pygments==2.15.1
-pylint==2.6.0
-PyMeeus @ file:///home/conda/feedstock_root/build_artifacts/pymeeus_1589222711601/work
-Pyomo==5.7.1
-pyOpenSSL @ file:///tmp/build/80754af9/pyopenssl_1608057966937/work
-pyparsing==2.4.7
-pyrsistent==0.18.0
-PySocks @ file:///C:/ci/pysocks_1594394709107/work
-pystan==2.19.1.1
-python-dateutil==2.8.1
-pytz==2020.1
-PyUtilib==6.0.0
-pywin32==228
-PyYAML==6.0
-pyzmq==19.0.2
-rdflib==5.0.0
-requests @ file:///tmp/build/80754af9/requests_1608241421344/work
-retrying==1.3.3
-rfc3986==1.5.0
-s3transfer==0.4.2
-scikit-learn==1.0.2
-scipy @ file:///C:/bld/scipy_1604204782036/work
-seaborn==0.11.0
-Shapely==1.7.1
-six @ file:///home/conda/feedstock_root/build_artifacts/six_1590081179328/work
-sklearn==0.0
-snowballstemmer==2.2.0
-soupsieve==2.0.1
 Sphinx==5.3.0
 sphinxcontrib-applehelp==1.0.2
 sphinxcontrib-devhelp==1.0.2
@@ -120,24 +6,3 @@ sphinxcontrib-htmlhelp==2.0.0
 sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.3
 sphinxcontrib-serializinghtml==1.1.5
\ No newline at end of file
-SQLAlchemy==1.4.20
-tableschema==1.20.2
-tabulator==1.53.5
-threadpoolctl==3.1.0
-toml==0.10.2
-tornado @ file:///D:/bld/tornado_1602489103741/work
-tqdm @ file:///home/conda/feedstock_root/build_artifacts/tqdm_1602171507552/work
-traitlets==5.0.4
-tsam==2.0.0
-typed-ast==1.4.2
-typing-extensions==3.10.0.0
-unicodecsv==0.14.1
-urllib3 @ file:///tmp/build/80754af9/urllib3_1625084269274/work
-wcwidth==0.2.5
-webencodings==0.5.1
-win-inet-pton @ file:///C:/ci/win_inet_pton_1605306165655/work
-wincertstore==0.2
-wrapt==1.12.1
-xarray @ file:///home/conda/feedstock_root/build_artifacts/xarray_1600638299066/work
-xlrd==1.2.0
-zipp==3.5.0